HP 40g hp 39g & 40g_user's manual_English_E_pdfbpia5212.pdf - Page 120

Enter data, Calculate, statistics, Inference aplet

Page 120 highlights

Enter data HINT 2. In the C1 column, enter the random numbers produced by the calculator. 529 295 952 259 925 592 If the Decimal Mark setting in the Modes input form ( MODES) is set to Comma, use instead of . 3. If necessary, select 1-variable statistics. Do this by pressing the fifth menu key until is displayed as its menu label. Calculate statistics 4. Calculate statistics. The mean of 0.592 seems a little large compared to the expected value of 0.5. To see if the difference is statistically significant, we will use the statistics computed here to construct a confidence interval for the true mean of the population of random numbers and see whether or not this interval contains 0.5. 5. Press to close the computed statistics window. Open Inference aplet 6. Open the Inference aplet and clear current settings. Select Inference 9-6 Inference aplet

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9-6
Inference aplet
Enter data
2.
In the C1 column, enter the random numbers produced
by the calculator.
>·@
529
>(17(5@
>·@
295
>(17(5@
>·@
952
>(17(5@
>·@
259
>(17(5@
>·@
925
>(17(5@
>·@
592
>(17(5@
HINT
If the Decimal Mark setting in the Modes input form
(
>6+,)7@
MODES
) is set to Comma, use
>µ@
instead of
>·@
.
3.
If necessary, select 1–variable statistics. Do this by
pressing the fifth menu key until
is displayed as
its menu label.
Calculate
statistics
4.
Calculate statistics.
The mean of 0.592 seems
a little large compared to the expected value of 0.5. To
see if the difference is statistically significant, we will use
the statistics computed here to construct a confidence
interval for the true mean of the population of random
numbers and see whether or not this interval contains 0.5.
5.
Press
to close the computed statistics window.
Open
Inference aplet
6.
Open the Inference aplet and clear current settings.
>$3/(7@
Select
Inference